KR101675378B1 - 연마 슬러리 및 그를 이용한 절연막 평탄화 방법 - Google Patents
연마 슬러리 및 그를 이용한 절연막 평탄화 방법 Download PDFInfo
- Publication number
- KR101675378B1 KR101675378B1 KR1020100017283A KR20100017283A KR101675378B1 KR 101675378 B1 KR101675378 B1 KR 101675378B1 KR 1020100017283 A KR1020100017283 A KR 1020100017283A KR 20100017283 A KR20100017283 A KR 20100017283A KR 101675378 B1 KR101675378 B1 KR 101675378B1
- Authority
- KR
- South Korea
- Prior art keywords
- polishing
- slurry
- hydroxy
- methyl
- acid
- Prior art date
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 113
- 239000002002 slurry Substances 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000012212 insulator Substances 0.000 title 1
- -1 benzene compound Chemical group 0.000 claims abstract description 64
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000001179 sorption measurement Methods 0.000 claims abstract description 32
- 239000003112 inhibitor Substances 0.000 claims abstract description 30
- 239000002270 dispersing agent Substances 0.000 claims abstract description 22
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 9
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 23
- FNYDIAAMUCQQDE-UHFFFAOYSA-N 3-hydroxy-4-methylphenol Natural products CC1=CC=C(O)C=C1O FNYDIAAMUCQQDE-UHFFFAOYSA-N 0.000 claims description 22
- 239000000758 substrate Substances 0.000 claims description 17
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- XPCTZQVDEJYUGT-UHFFFAOYSA-N 3-hydroxy-2-methyl-4-pyrone Chemical compound CC=1OC=CC(=O)C=1O XPCTZQVDEJYUGT-UHFFFAOYSA-N 0.000 claims description 8
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 7
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- UVKPUDRFBHSFJH-UHFFFAOYSA-N 5-(3-bromophenyl)-2h-tetrazole Chemical compound BrC1=CC=CC(C2=NNN=N2)=C1 UVKPUDRFBHSFJH-UHFFFAOYSA-N 0.000 claims description 5
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- BEJNERDRQOWKJM-UHFFFAOYSA-N kojic acid Chemical compound OCC1=CC(=O)C(O)=CO1 BEJNERDRQOWKJM-UHFFFAOYSA-N 0.000 claims description 5
- 229960004705 kojic acid Drugs 0.000 claims description 5
- WZNJWVWKTVETCG-UHFFFAOYSA-N kojic acid Natural products OC(=O)C(N)CN1C=CC(=O)C(O)=C1 WZNJWVWKTVETCG-UHFFFAOYSA-N 0.000 claims description 5
- HYMLWHLQFGRFIY-UHFFFAOYSA-N Maltol Natural products CC1OC=CC(=O)C1=O HYMLWHLQFGRFIY-UHFFFAOYSA-N 0.000 claims description 4
- 239000001913 cellulose Substances 0.000 claims description 4
- 229920002678 cellulose Polymers 0.000 claims description 4
- 229940043353 maltol Drugs 0.000 claims description 4
- RFVNOJDQRGSOEL-UHFFFAOYSA-N 2-hydroxyethyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCO RFVNOJDQRGSOEL-UHFFFAOYSA-N 0.000 claims description 3
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 3
- FPVVYTCTZKCSOJ-UHFFFAOYSA-N Ethylene glycol distearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCOC(=O)CCCCCCCCCCCCCCCCC FPVVYTCTZKCSOJ-UHFFFAOYSA-N 0.000 claims description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 229940100608 glycol distearate Drugs 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 239000002736 nonionic surfactant Substances 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 235000019260 propionic acid Nutrition 0.000 claims description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 3
- 239000000600 sorbitol Substances 0.000 claims description 3
- 125000005233 alkylalcohol group Chemical group 0.000 claims 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims 1
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 40
- 229910003460 diamond Inorganic materials 0.000 abstract description 26
- 239000010432 diamond Substances 0.000 abstract description 26
- 229910052814 silicon oxide Inorganic materials 0.000 abstract description 22
- 239000000126 substance Substances 0.000 abstract description 5
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- 230000000181 anti-adherent effect Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 49
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 49
- 238000002955 isolation Methods 0.000 description 21
- 238000011109 contamination Methods 0.000 description 14
- 238000005520 cutting process Methods 0.000 description 10
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 7
- 230000007547 defect Effects 0.000 description 7
- 241000220259 Raphanus Species 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- SIOXPEMLGUPBBT-UHFFFAOYSA-N picolinic acid Chemical compound OC(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-N 0.000 description 4
- VSBHYRPUJHEOBE-UHFFFAOYSA-N Maltyl isobutyrate Chemical compound CC(C)C(=O)OC1=C(C)OC=CC1=O VSBHYRPUJHEOBE-UHFFFAOYSA-N 0.000 description 3
- 235000006140 Raphanus sativus var sativus Nutrition 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 150000002009 diols Chemical class 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- FFJCNSLCJOQHKM-CLFAGFIQSA-N (z)-1-[(z)-octadec-9-enoxy]octadec-9-ene Chemical compound CCCCCCCC\C=C/CCCCCCCCOCCCCCCCC\C=C/CCCCCCCC FFJCNSLCJOQHKM-CLFAGFIQSA-N 0.000 description 2
- HBXWUCXDUUJDRB-UHFFFAOYSA-N 1-octadecoxyoctadecane Chemical compound CCCCCCCCCCCCCCCCCCOCCCCCCCCCCCCCCCCCC HBXWUCXDUUJDRB-UHFFFAOYSA-N 0.000 description 2
- BVJSUAQZOZWCKN-UHFFFAOYSA-N 4-Hydroxybenzyl alcohol Natural products OCC1=CC=C(O)C=C1 BVJSUAQZOZWCKN-UHFFFAOYSA-N 0.000 description 2
- XZIIFPSPUDAGJM-UHFFFAOYSA-N 6-chloro-2-n,2-n-diethylpyrimidine-2,4-diamine Chemical compound CCN(CC)C1=NC(N)=CC(Cl)=N1 XZIIFPSPUDAGJM-UHFFFAOYSA-N 0.000 description 2
- ZVZFHCZCIBYFMZ-UHFFFAOYSA-N 6-methylheptoxybenzene Chemical compound CC(C)CCCCCOC1=CC=CC=C1 ZVZFHCZCIBYFMZ-UHFFFAOYSA-N 0.000 description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 229920000362 Polyethylene-block-poly(ethylene glycol) Polymers 0.000 description 2
- 229920001214 Polysorbate 60 Polymers 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000003973 alkyl amines Chemical class 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- LUZHBLZCTFCXSQ-UHFFFAOYSA-N nonoxycyclohexane Chemical compound CCCCCCCCCOC1CCCCC1 LUZHBLZCTFCXSQ-UHFFFAOYSA-N 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 150000004053 quinones Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229940035044 sorbitan monolaurate Drugs 0.000 description 2
- FDCJDKXCCYFOCV-UHFFFAOYSA-N 1-hexadecoxyhexadecane Chemical compound CCCCCCCCCCCCCCCCOCCCCCCCCCCCCCCCC FDCJDKXCCYFOCV-UHFFFAOYSA-N 0.000 description 1
- NMSBTWLFBGNKON-UHFFFAOYSA-N 2-(2-hexadecoxyethoxy)ethanol Chemical compound CCCCCCCCCCCCCCCCOCCOCCO NMSBTWLFBGNKON-UHFFFAOYSA-N 0.000 description 1
- ILCOCZBHMDEIAI-UHFFFAOYSA-N 2-(2-octadecoxyethoxy)ethanol Chemical compound CCCCCCCCCCCCCCCCCCOCCOCCO ILCOCZBHMDEIAI-UHFFFAOYSA-N 0.000 description 1
- BZFGKBQHQJVAHS-UHFFFAOYSA-N 2-(trifluoromethyl)pyridine-4-carboxylic acid Chemical compound OC(=O)C1=CC=NC(C(F)(F)F)=C1 BZFGKBQHQJVAHS-UHFFFAOYSA-N 0.000 description 1
- KMMMWIFBVVBJOD-UHFFFAOYSA-N 6-methylheptoxycyclohexane Chemical compound CC(C)CCCCCOC1CCCCC1 KMMMWIFBVVBJOD-UHFFFAOYSA-N 0.000 description 1
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- DJOWTWWHMWQATC-KYHIUUMWSA-N Karpoxanthin Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1(O)C(C)(C)CC(O)CC1(C)O)C=CC=C(/C)C=CC2=C(C)CC(O)CC2(C)C DJOWTWWHMWQATC-KYHIUUMWSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- 229920001213 Polysorbate 20 Polymers 0.000 description 1
- IYFATESGLOUGBX-YVNJGZBMSA-N Sorbitan monopalmitate Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O IYFATESGLOUGBX-YVNJGZBMSA-N 0.000 description 1
- RKZXQQPEDGMHBJ-LIGJGSPWSA-N [(2s,3r,4r,5r)-2,3,4,5,6-pentakis[[(z)-octadec-9-enoyl]oxy]hexyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC RKZXQQPEDGMHBJ-LIGJGSPWSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- DTPCFIHYWYONMD-UHFFFAOYSA-N decaethylene glycol Chemical compound OCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO DTPCFIHYWYONMD-UHFFFAOYSA-N 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- ZNSMQAWUTCXMJI-UHFFFAOYSA-N ethane-1,2-diamine;2-methyloxirane;oxirane Chemical compound C1CO1.CC1CO1.NCCN ZNSMQAWUTCXMJI-UHFFFAOYSA-N 0.000 description 1
- SUHUKEQAOUOUJO-UHFFFAOYSA-N ethane-1,2-diol;2,4,7,9-tetramethyldec-5-yne-4,7-diol Chemical compound OCCO.CC(C)CC(C)(O)C#CC(C)(O)CC(C)C SUHUKEQAOUOUJO-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- TWBYWOBDOCUKOW-UHFFFAOYSA-N isonicotinic acid Natural products OC(=O)C1=CC=NC=C1 TWBYWOBDOCUKOW-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 229920002114 octoxynol-9 Polymers 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- AZQWKYJCGOJGHM-UHFFFAOYSA-N para-benzoquinone Natural products O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229960001755 resorcinol Drugs 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000001570 sorbitan monopalmitate Substances 0.000 description 1
- 235000011071 sorbitan monopalmitate Nutrition 0.000 description 1
- 229940031953 sorbitan monopalmitate Drugs 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K13/00—Etching, surface-brightening or pickling compositions
- C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/31051—Planarisation of the insulating layers
- H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0102—Surface micromachining
- B81C2201/0104—Chemical-mechanical polishing [CMP]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
도 3은 본 발명의 실시예에 따른 연마 슬러리와 종래의 연마 슬러리의 CMP 누적시간에 따른 다이아몬드 디스크의 패드 절삭율 변화를 비교하여 나타낸 그래프들
도 4는 디램의 소자 분리막 CMP 공정을 수행 후 남은 잔여 소자 분리막의 두께를 나타내는 그래프.
도 5는 도 4의 CMP 공정에 따른 스크래치 개수를 나타내는 밴다이어 그램.
샘플 | 연마가속제 | 흡착 방지제 (벤젠화합물) |
실리콘산화막 단차제거율 |
연마패드 오염 개선유무 | 다이아몬드 디스크 오염개선유무 |
1 | 피리딘 카르복실 산 | 무 | 2500 | 무 | 무 |
12 | 3-히드록시-4-메틸-페놀 음이온 | 무 | 2600 | 무 | 무 |
3 | 3-히드록시-히드로시메틸-페놀 음이온 | 무 | 2600 | 무 | 무 |
4 | 피리딘 카르복실 산 | 유 | 2000 | (부분적)유 | (부분적)유 |
5 | 3-히드록시-4-메틸-페놀 음이온 | 유 | 2400 | 유 | 유 |
6 | 3-히드록시-히드로시메틸-페놀 음이온 | 유 | 2700 | 유 | 유 |
레퍼런스 | 캐봇(D6720) | 2500 |
샘플 3 | 샘플 6 | HS8005A10M | |
평균입도(nm) | 120 | 100 | 100 |
제타 포텐셜(mV) | +12 | +35 | -45 |
pH | 3.5 | 3.5 | 8.6 |
단차제거율 | 2600 | 2700 | 120 |
14 : 소자 분리막 16 : 단차
18 : 트렌치 20 : 플래튼
22 : 연마 패드 24 : 제 1 회전축
30 : 연마 헤드 32 : 제 2 회전축
40 : 컨디셔너 42 : 다이아몬드 디스크
50 : 슬러리 공급 노즐 60 : 연마 슬러리
Claims (10)
- 분산제, 연마가속제, 흡착방지제, 및 연마제를 포함하는 연마 슬러리에 있어서,
상기 흡착방지제는 카르복실기가 결합된 벤젠 화합물을 포함하되,
상기 연마가속제는 3-히드록시-4-메틸-페놀 음이온(3-Hydroxy-4-Methyl-phenol anion), 3-히드록시-4-히드록시메틸-페놀 음이온(3-Hydroxy-4-HydroxyMethyl-phenol anion), 4-메틸-벤젠-1,3-디올(4-Methyl-benzene-1, 3-diol), 코직 산(Kojic acid), 멜톨 프로피오네이트(Maltol propionate), 또는 멜톨 이소부틸레이트(Maltol iosbutyrate)의 군에서 선택되는 적어도 하나를 포함하는 연마 슬러리. - 제 1 항에 있어서,
상기 벤젠 화합물은 상기 카르복실기가 포함된 아세트산(Acetic acid), 프로피온산(propionic acid), 부틸산(butyric acid), 젖산(latic acid)을 포함하는 유기산의 일부 사이트에서의 알킬기가 벤젠으로 치환된 화합물을 포함하는 연마 슬러리. - 제 1 항에 있어서
상기 벤젠 화합물은 2-메틸-벤젠 산(2-Methyl-benzoic acid)을 포함하는 연마 슬러리. - 삭제
- 삭제
- 제 1 항에 있어서,
상기 분산제는 비이온성 고분자 또는 양이온 유기 화합물을 포함하는 연마 슬러리. - 제 6 항에 있어서,
상기 분산제는 에틸렌 옥사이드(Ethylene oxide), 에틸렌 글리콜(Ethylene glycol), 글리콜디스티레이트(glycol distearate), 글리콜 모노스티레이트(glycol monostearate), 글리콜 폴리머레이트(glycol polymerate), 글리콜 에테르(glycol ether)류, 알킬라민(Alkylamine)을 포함하는 알코올(Alcohol)류, 폴리머레이트에테르(Polymerate ether), 소르비톨(Sorbitol)을 포함하는 화합물, 비이온성 계면활성제(Nonionic Surfactant)류, 비닐 피롤리돈(Vinyl pyrrolidone), 셀룰로스(Cellulose)류, 에톡시레이트(Ethoxylate)계열의 군에서 선택되는 적어도 하나를 포함하는 연마 슬러리. - 제 1 항에 있어서,
상기 분산제, 상기 연마 가속제, 상기 흡착방지제, 상기 연마제, 및 물은 각각 0.5-1 : 1-2 : 0.5-1 : 5 : 91-93 비율의 중량 퍼센트로 혼합되는 연마 슬러리. - 단차를 갖는 기판을 제공하는 단계;
상기 기판 상에 절연막을 형성하는 단계; 및
연마 슬러리를 이용하여 상기 절연막을 평탄화하는 단계를 포함하되,
상기 연마 슬러리는 연마제, 분산제, 연마가속제, 및 흡착방지제를 포함하고, 상기 흡착방지제는 카르복실기가 결합된 벤젠 화합물을 포함하되,
상기 연마가속제는 3-히드록시-4-메틸-페놀 음이온(3-Hydroxy-4-Methyl-phenol anion), 3-히드록시-히드로시메틸-페놀 음이온(3-Hydroxy-4-HydroxyMethyl-phenol anion), 4-메틸-벤젠-1,3-디올(4-Methyl-benzene-1, 3-diol), 코직 산(Kojic acid), 멜톨 프로피오네이트(Maltol propionate), 또는 멜톨 이소부틸레이트(Maltol iosbutyrate)의 군에서 선택되는 적어도 하나를 포함하는 절연막의 평탄화 방법. - 제 9 항에 있어서,
상기 벤젠 화합물은 2-메틸-벤젠 산(2-Methyl-benzoic acid)을 포함하는 절연막의 평탄화 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100017283A KR101675378B1 (ko) | 2010-02-25 | 2010-02-25 | 연마 슬러리 및 그를 이용한 절연막 평탄화 방법 |
US13/034,345 US8546261B2 (en) | 2010-02-25 | 2011-02-24 | Slurry for polishing and planarization method of insulating layer using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100017283A KR101675378B1 (ko) | 2010-02-25 | 2010-02-25 | 연마 슬러리 및 그를 이용한 절연막 평탄화 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110097437A KR20110097437A (ko) | 2011-08-31 |
KR101675378B1 true KR101675378B1 (ko) | 2016-11-23 |
Family
ID=44476871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020100017283A KR101675378B1 (ko) | 2010-02-25 | 2010-02-25 | 연마 슬러리 및 그를 이용한 절연막 평탄화 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8546261B2 (ko) |
KR (1) | KR101675378B1 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6005521B2 (ja) * | 2010-11-08 | 2016-10-12 | 株式会社フジミインコーポレーテッド | 研磨用組成物およびそれを用いた半導体基板の研磨方法 |
US10615393B2 (en) | 2011-10-24 | 2020-04-07 | Advanced Battery Concepts, LLC | Bipolar battery assembly |
KR101396251B1 (ko) * | 2012-06-25 | 2014-05-20 | 주식회사 케이씨텍 | 연마 첨가제와 이를 포함하는 슬러리 조성물 및 그 제조 방법 |
CN103937414B (zh) * | 2014-04-29 | 2018-03-02 | 杰明纳微电子股份有限公司 | 一种计算机硬盘盘基片的精抛光液 |
TWI530557B (zh) * | 2014-05-29 | 2016-04-21 | 卡博特微電子公司 | 具高移除速率及低缺陷率之對氧化物與多晶矽及氮化物具有選擇性的cmp組合物 |
KR102384583B1 (ko) * | 2014-12-26 | 2022-04-11 | 솔브레인 주식회사 | 화학 기계적 연마용 슬러리 조성물 및 이를 이용한 반도체 소자의 제조 방법 |
EP3284101B1 (en) * | 2015-04-13 | 2022-09-07 | CMC Materials, Inc. | Diamond-based slurries with improved sapphire removal rate and surface roughness |
US10619075B2 (en) | 2015-07-13 | 2020-04-14 | Cabot Microelectronics Corporation | Self-stopping polishing composition and method for bulk oxide planarization |
KR101955539B1 (ko) | 2016-03-31 | 2019-03-08 | 최진서 | 흡착포의 유분 회수장치 |
JP6938855B2 (ja) * | 2016-05-23 | 2021-09-22 | 昭和電工マテリアルズ株式会社 | Cmp用研磨液及びこれを用いた研磨方法 |
US10822524B2 (en) * | 2017-12-14 | 2020-11-03 | Rohm And Haas Electronic Materials Cmp Holdings, I | Aqueous compositions of low dishing silica particles for polysilicon polishing |
US10584266B2 (en) * | 2018-03-14 | 2020-03-10 | Cabot Microelectronics Corporation | CMP compositions containing polymer complexes and agents for STI applications |
CN111378379B (zh) * | 2018-12-29 | 2022-08-05 | 安集微电子(上海)有限公司 | 一种化学机械抛光液及其应用 |
CN119096333A (zh) * | 2023-02-02 | 2024-12-06 | 株式会社力森诺科 | 研磨液、研磨方法、零件的制造方法及半导体零件的制造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2216490T3 (es) | 1998-02-24 | 2004-10-16 | Showa Denko Kabushiki Kaisha | Composicion abrasiva para pulir un dispositivo semiconductor y procedimiento para producir un dispositivo semiconductor con la misma. |
US6106854A (en) * | 1998-03-25 | 2000-08-22 | Belfer; William A. | Disinfectant composition for infectious water and surface contaminations |
KR100512134B1 (ko) * | 2001-02-20 | 2005-09-02 | 히다치 가세고교 가부시끼가이샤 | 연마제 및 기판의 연마방법 |
KR100503661B1 (ko) * | 2002-12-30 | 2005-07-25 | 주식회사 디피아이 | 2액형 아민 경화형 아크릴 변성 에폭시 수지 조성물 및이의 제조 방법 |
US7071105B2 (en) | 2003-02-03 | 2006-07-04 | Cabot Microelectronics Corporation | Method of polishing a silicon-containing dielectric |
JP2004311782A (ja) * | 2003-04-08 | 2004-11-04 | Tokyo Electron Ltd | 成膜方法及び成膜装置 |
KR100567230B1 (ko) | 2003-07-14 | 2006-04-03 | 정인 | 화학 및 기계적 연마용 슬러리의 화학 첨가제 |
KR100555432B1 (ko) | 2003-09-23 | 2006-02-24 | 삼성코닝 주식회사 | 반도체 박막 연마용 산화세륨 수성 슬러리 및 이의 제조방법 |
KR100600599B1 (ko) * | 2003-12-29 | 2006-07-13 | 제일모직주식회사 | 저장안정성이 강화된 cmp 슬러리 |
JP4389887B2 (ja) | 2006-03-06 | 2009-12-24 | 日立化成工業株式会社 | 研磨剤及び基板の研磨法 |
-
2010
- 2010-02-25 KR KR1020100017283A patent/KR101675378B1/ko active IP Right Grant
-
2011
- 2011-02-24 US US13/034,345 patent/US8546261B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20110207326A1 (en) | 2011-08-25 |
US8546261B2 (en) | 2013-10-01 |
KR20110097437A (ko) | 2011-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101675378B1 (ko) | 연마 슬러리 및 그를 이용한 절연막 평탄화 방법 | |
KR100332700B1 (ko) | 연마제 및 반도체 웨이퍼의 연마방법 | |
TWI384059B (zh) | A method for manufacturing an abrasive, a polishing method, and a semiconductor integrated circuit device for a semiconductor integrated circuit device | |
KR100655356B1 (ko) | 화학 기계 연마용 수계 분산체 및 화학 기계 연마 방법 | |
EP2321378B1 (en) | Chemical-mechanical polishing compositions and methods of making and using the same | |
WO2010052990A1 (ja) | 研磨剤、研磨方法および半導体集積回路装置の製造方法 | |
EP1860688A1 (en) | Abrasive for semiconductor integrated circuit device, method for polishing semiconductor integrated circuit device and semiconductor integrated circuit device manufacturing method | |
TWI500749B (zh) | 使用適用於增加氧化矽移除之研磨組成物化學機械研磨基板之方法 | |
TWI798345B (zh) | 研磨用組成物 | |
KR20050076752A (ko) | 화학 기계 연마용 수계 분산체 및 화학 기계 연마 방법 | |
CN104449396B (zh) | 低缺陷化学机械抛光组合物 | |
US20090047870A1 (en) | Reverse Shallow Trench Isolation Process | |
JP4052607B2 (ja) | 研磨剤及び半導体基板のポリッシング方法 | |
JP4860152B2 (ja) | 研磨剤組成物とそれによる研磨方法 | |
KR20200132756A (ko) | 강화된 결함 억제를 나타내고 산성 환경에서 실리콘 이산화물 위의 실리콘 질화물을 선택적으로 연마하는 화학 기계적 연마 조성물 및 방법 | |
CN103084972B (zh) | 一种抛光基材的方法 | |
JPH10321570A (ja) | 半導体ウェーハポリッシング用研磨剤及びその製造方法、ポリッシング方法 | |
CN111471401B (zh) | 具有增强的缺陷抑制的酸性抛光组合物和抛光衬底的方法 | |
KR101197163B1 (ko) | Cmp슬러리 | |
KR101882561B1 (ko) | 유기막 연마용 cmp 슬러리 조성물 및 이를 이용한 연마방법 | |
KR100555432B1 (ko) | 반도체 박막 연마용 산화세륨 수성 슬러리 및 이의 제조방법 | |
KR101178620B1 (ko) | 기계적인 물성이 약한 절연막질에 대한 고단차 연마 평탄화 슬러리 및 첨가제 조성물 | |
TWI839751B (zh) | 於淺溝隔離(STI)製程抑制SiN去除速率及降低氧化物漕溝淺盤效應 | |
CN111378366B (zh) | 一种化学机械抛光液及其应用 | |
KR100479416B1 (ko) | 화학기계적 연마용 슬러리의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20100225 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20141128 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20100225 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20160401 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20161024 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20161107 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20161108 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20211027 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20231026 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20241024 Start annual number: 9 End annual number: 9 |